Kennewick, Washington Area Code

Kennewick, WA Area Codes are


Kennewick, WA is currently using one area code which is area code 509.

In addition to Kennewick, WA area code information read more about area code 509 details and Washington area codes.

Kennewick, WA is located in Benton County and observes the Pacific Time Zone. View our Times by Area Code tool.

Washington Area Code Map